Results 31 to 40 of about 1,098,831 (311)

Unchained polygons and the N-body problem [PDF]

open access: yesRegular and Chaotic Dynamics, 2009
The simplest solutions of the N-body problem --symmetric relative equilibria-- are shown to be organizing centers from which stem some recently studied classes of periodic solutions. We focus on the relative equilibrium of the equal-mass regular N-gon, assumed horizontal, and study the families of Lyapunov quasi-periodic solutions bifurcating from them
Chenciner, Alain, Fejoz, Jacques
openaire   +4 more sources

The Role of “Adult‐Onset” Cancer Predisposition Genes in Pediatric Cancer: A Comprehensive Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Current literature estimates that 10% of pediatric cancers are caused by pathogenic or likely pathogenic (P/LP) germline variants in cancer predisposition genes (CPGs). Variants in CPGs thought to increase cancer risk exclusively during adulthood are referred to as “adult‐onset” CPGs (aoCPGs).
Maria Rozo   +5 more
wiley   +1 more source

Health Literacy, Self‐Efficacy and Knowledge of Sickle Cell Disease Among Caregivers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Sickle cell disease (SCD) is a hereditary blood disorder in which abnormal haemoglobin leads to severe anaemia, painful crises and organ failure. Caregivers’ health literacy (HL) – their ability to assess, understand and apply information, and interact with healthcare professionals – is crucial for managing children with SCD, yet ...
Melanie Bruinooge   +6 more
wiley   +1 more source

Oregon Problem Gambling Awareness Week 2003 [PDF]

open access: yes, 2003
Signs of a problem gambler -- For parents : signs of a possible gambling problem in youth -- For educators : signs of a possible gambling problem in students -- Older adults and gambling -- Problem gambling, signs and symptoms -- Problem gambling and the

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AdS N-body problem at large spin

open access: yesJournal of High Energy Physics
Motivated by the problem of multi-twist operators in general CFTs, we study the leading-twist states of the N-body problem in AdS at large spin J. We find that for the majority of states the effective quantum-mechanical problem becomes semiclassical with
Petr Kravchuk, Jeremy A. Mann
doaj   +1 more source

Analytic Five-Body Gerono Lemniscata Choreography

open access: yesJournal of Mathematical Sciences and Modelling
The trajectories and interaction forces of five bodies with equal masses are analytically described. The bodies follow a choreographic motion in a figure of eight, Gerono lemniscata periodic orbit without collisions.
Manuel Fernandez-guasti
doaj   +1 more source

Periodic Solutions for N-Body-Type Problems [PDF]

open access: yesChinese Annals of Mathematics, Series B, 2020
We consider non-autonomous $N$-body-type problems with strong force type potentials at the origin and sub-quadratic growth at infinity, and using Ljusternik-Schnirelmann theory, we prove the existence of unbounded sequences of critical values for the Lagrangian action corresponding to non-collision periodic solutions.
Li, Fengying, Zhang, Shiqing
openaire   +2 more sources

Psychosocial Functioning After Pediatric Bone Sarcoma: Generic and Survivor‐Specific Outcomes in Adolescent and Young Adult Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric bone sarcoma patients and survivors may experience psychosocial challenges related to childhood cancer after their intensive, body‐altering treatment. This cross‐sectional study aimed to evaluate generic and survivor‐specific psychosocial outcomes in a national cohort of pediatric bone sarcoma patients and survivors, and ...
Hinke van der Hoek   +14 more
wiley   +1 more source

Community resource packet: 2003 Oregon Problem Gambling Awareness Week [PDF]

open access: yes, 2002
Why Oregon Problem Gambling Awareness Week? -- What is Oregon doing about problem gambling -- What materials and resources are ready for me to use for Oregon Problem Gambling Awareness Week?

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The Relationship Between Physical Activity and Left Ventricular Remodeling in Childhood Cancer Survivors Treated With Anthracyclines: A Cross‐Sectional Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Anthracycline‐related cardiac remodeling precedes heart failure in childhood cancer survivors. The objectives of this study were to determine the relationships between patient‐specific factors, moderate‐to‐vigorous physical activity (MVPA), and cardiac remodeling.
Hari K. Narayan   +15 more
wiley   +1 more source

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